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The most striking and unusual feature of the fern is its simple, strap-shaped undivided fronds. The supposed resemblance of the leaves to the tongue of a hart (an archaic term for a male red deer) gave rise to the common name "hart's-tongue fern". Asplenium scolopendrium. Asplenium scolopendrium sori. Asplenium scolopendrium prothallus
Protea scolopendriifolia, also known as the harts-tongue-fern sugarbush [2] or hart's-tongue-fern sugarbush, [3] is a flowering shrub endemic to South Africa, where it occurs in both the Western and Eastern Cape. [2] It is found from the Cederberg, through the Kogelberg, Riviersonderend Mountains and Swartberg, to the Kouga Mountains.
Soft Shield Fern Polystichum setiferum, Lady Fern Athyrium filix-femina [2] and Hart's Tongue Fern Asplenium scolopendrium are known to have around three hundred varieties or sports. [3] Scaly Male Fern Dryopteris affinis and Male Fern Dryopteris filix-mas have a number of commercially available and naturally occurring sports or subspecies.
One author has claimed that the conversion of Clark Reservation into a state park in 1926 occurred because of interest in preserving the American hart's tongue fern. [21] In 1930, a state law was passed protecting hart's tongue fern in Onondaga County and also neighboring Madison County ; [ 22 ] nonetheless, destruction of habitat in the nearby ...
Entrance to Fern Cave. Fern Cave NWR is named after the eponymous cave located in the region; in it, explorers found an abundance of American hart's-tongue ferns (Asplenium scolopendrium var. americanum); in the modern day, the variation/subspecies is considered federally endangered.
Another, between A. pinnatifidum and the tetraploid American hart's-tongue fern (A. scolopendrium var. americanum) yielded peculiar specimens with a long blade, similar in texture and doubled indusia to the hart's-tongue fern, but lengthened and tapering to a point, and not lobed except for two surprisingly large auricles at the base. [32]
Owing to the damp nature of the exposed rock faces in the bottom of the gullet, it has become colonised by hart's-tongue fern. To the west of the gullet, a grassland area surrounded by scrub and hedgerows supports a variety of plants including meadow vetchling and hop trefoil.
hart's-tongue fern (Asplenium scolopendrium) maidenhair spleenwort (Asplenium trichomanes) bracken (Pteridium aquilinum) Larva of another moth, Psychoides filicivora also feed on ferns. It has a pale-brown head and a pale-brown posterial margin, which has a split in the middle, compared with the black head and prothoracic plate of Psychoides ...